Home / 31,308,519,625.20-46,962,779,437.80-10,629,087,433.20

Finding the Fourth Proportional to 31,308,519,625.20, 46,962,779,437.80 and 10,629,087,433.20

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Solution

The fourth proportional to 31,308,519,625.20, 46,962,779,437.80 and 10,629,087,433.20 is: 15,943,631,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,308,519,625.20 : 46,962,779,437.80 = 10,629,087,433.20 : x
  2. Step 2: Convert to fraction form
    31,308,519,625.20/46,962,779,437.80 = 10,629,087,433.20/x
  3. Step 3: Cross multiply
    31,308,519,625.20x = 46,962,779,437.80 × 10,629,087,433.20
  4. Step 4: Simplify right side
    31,308,519,625.20x = 499,171,488,750,463,418,368
  5. Step 5: Solve for x
    x = 499,171,488,750,463,418,368/31,308,519,625.20
  6. Step 6: Final answer
    x = 15,943,631,149.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.